But when analyzing my portfolio, I have to assess each house independently to identity outperformers/laggards.

Meetup.com is a good resource for those but some of the groups will also post here on Bigger Pockets Marketplace too.

With Proposition 13, my property taxes in California increase 2% a year max (unless I do a significant renovation causing it to be re-assessed), so I can't complain about that. 

That always creates more inefficiencies in the market place and creates room for someone to fill the gap. 

Meetup.com, Evite, FB Marketplace are great resources.

You might do some value-add type rehab, raise rents, reduce expenses by upgrading systems, appealing assessments, shopping insurances, etc.If you can find a deal now and you work that deal, it should on average get better over time ESPECIALLY when you get that opportunity to refinance at a lower rate.

I need some help in assessing if this quote is fair for the items listed in the pic.

Continuing the upcycled theme and working on a limited budget she cased Facebook Marketplace like she was preparing for a heist.

Hey I am currently going through this process and I can give you some pointers on assessing the future value of the build.

This will assist investors in making informed decisions and to potentially identify lucrative investment opportunities.More Accurate Property Valuations: Property values are assessed more accurately when utilizing AI tools as they are able to take into account multiple factors including market conditions, location and the features of a property.